How Wolves Change Rivers (2014)

Title: How Wolves Change Rivers
Original Title: How Wolves Change Rivers
Release Date: 2014-03-21
Status: Released
Rating: 0/10 (from 0 votes)
Language: EN
Genres: Documentary
Production Companies: Sustainable Man
When wolves were reintroduced to Yellowstone National Park in the United States after being absent nearly 70 years, the most remarkable "trophic cascade" occurred. What is a trophic cascade and how exactly do wolves change rivers? George Monbiot explains.
Cast

George Monbiot
Narrator